"According to the CTIA-Wireless Association, over 250 million Americans were subscribed to a cellular-phone service last year. That places the penetration rate at 82.4 percent" (taken from Gearlog.com)
"Marketing Intelligence is the systematic collection and analysis of publicly available information about consumers, competitors, and developments in the marketplace." (Kotler, Marketing: An Introduction, Ch. 4 pg. 100)